diff --git a/base.yml b/base.yml
index 0658a59c..d706674a 100644
--- a/base.yml
+++ b/base.yml
@@ -5,4 +5,4 @@ networks:
     driver: bridge
     ipam:
      config:
-       - subnet: 192.168.0.0/27
+       - subnet: 192.168.0.0/26